What is the join of the 3-ary relation {(Lewis, MS410, N507), (Rosen, CS540, N525), (Smith, CS518, N504), (Smith, MS410, N510)} and the 4-ary {(MS410, N507,Monday, 6: 00), (MS410, N507, Wednesday, 6: 00), (CS540, N525, Monday, 7: 30), (CS518, N504, Tuesday, 6: 00), (CS518, N504, Thursday, 6: 00)} with respect to the last two fields of the first relation and the first two fields of the second relation?
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